CN213858608U

CN213858608U - Hand-held type bistrique for electric grinder

Info

Publication number: CN213858608U
Application number: CN202022487384.8U
Authority: CN
Inventors: 王玉儒
Original assignee: Changzhou Wujin Chenguang Electric Appliance Manufacturing Co ltd
Current assignee: Changzhou Wujin Chenguang Electric Appliance Manufacturing Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-08-03
Anticipated expiration: 2030-11-02

Abstract

The utility model relates to an electric grinder technical field especially relates to a hand-held type bistrique for electric grinder, and it is very troublesome to have solved among the prior art bistrique change, is difficult for the operation, and waste time, does not have the protector that prevents dust and anti-drop, leads to the problem of the injured risk increase of operating personnel. The utility model provides a hand-held type bistrique for electric grinder, includes the handle of grinding the body and grinding body bottom fixed connection, and grinding body one side is provided with the inserted bar, and inserted bar one side is provided with the bistrique, and bistrique one side fixedly connected with round bar, the one end fixedly connected with screw rod of bistrique are kept away from to the round bar, and the screw with screw rod looks adaptation is seted up at the inserted bar top, grinds the output fixedly connected with plectane of body, and the slot with inserted bar looks adaptation is seted up to the plectane. The utility model discloses it is fast to change, and simple easy operation, and connect the fastening, is difficult for dropping, and when using, the protection casing can prevent that dust and miscellaneous bits from splashing, and the skin of having avoided the staff is taken place by the condition that the fish tail clothes was made dirty.

Description

Hand-held type bistrique for electric grinder

Technical Field

The utility model relates to an electric mill technical field especially relates to a hand-held type bistrique for electric mill.

Background

Commonly known as a grinding head machine, an electric grinder, an electric tool for grinding with a grinding wheel or a grinding disc, a cutting type: resin high-speed cutting sand sheets, cutting sand sheets with cloth nets and carborundum cutting sheets; grinding: various special-shaped ceramic grinding heads, sand rings, sand drums and page wheels with handles; and (3) polishing: wool felt wheels, felt sheets, small cloth wheels, steel wire brushes and copper wire brushes (matched with polishing pastes with various purposes).

However, the existing electric grinder has no grinding head convenient for replacement and a good dust-proof device.

The bistrique of current electric grinder is when changing, needs a handheld electric grinder of hand, and the screw rod of being connected usefulness with bistrique and electric grinder is twisted out repetitive operation again and is twisted on new bistrique, and is very troublesome, difficult operation, and waste time, and in addition, current electric grinder also does not have the protector that prevents dust and anti-drop, leads to operating personnel injured's risk to increase.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hand-held type bistrique for electric grinder has solved among the prior art that the bistrique is changed very trouble, is difficult for the operation, and the waste time, does not have the protector that prevents dust and anti-drop, leads to the problem of the injured risk increase of operating personnel.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a hand-held type bistrique for electric grinder, includes the handle of grinding body and grinding body bottom fixed connection, grinding body one side is provided with the inserted bar, inserted bar one side is provided with the bistrique, bistrique one side fixedly connected with round bar, the one end fixedly connected with screw rod of bistrique is kept away from to the round bar, the screw with screw rod looks adaptation is seted up at the inserted bar top, the output fixedly connected with plectane of grinding body, the slot with inserted bar looks adaptation is seted up to the plectane, grinding body one side edge is provided with the protection casing rather than the looks adaptation.

Preferably, a connecting ring is arranged on one side of the protective cover, a cross rod is fixedly connected to one side of the protective cover, and one side, far away from the protective cover, of the cross rod is fixedly connected with one side of the connecting ring.

Preferably, the bottom of the connecting ring is fixedly connected with a connecting block, one side of the bottom of the grinding body is provided with a sliding groove, a moving block is arranged inside the sliding groove, the cross section of the moving block is L-shaped, one end of a vertical section of the moving block is fixedly connected with the top of the connecting block, two sides of a horizontal section of the moving block are fixedly connected with sliding blocks, and two inner side walls of the sliding groove are provided with T-shaped sliding grooves matched with the sliding blocks.

Preferably, one end of the horizontal section of the moving block is elastically connected with an extrusion spring, and one end of the extrusion spring, which is far away from the moving block, is elastically connected with the inner side wall of the sliding groove.

Preferably, a through groove is formed in one side of the handle, a first connecting rod is arranged on one side of the connecting block, and a second connecting rod is arranged on one side of the first connecting rod.

Preferably, the front view surface of the connecting block is in an inverted U shape, the first connecting rod is rotatably connected with the connecting block through a pin shaft, the first connecting rod is rotatably connected with the second connecting rod through a rotating shaft, and the second connecting rod is rotatably connected with the inside of the handle through a pin shaft.

The utility model discloses possess following beneficial effect at least:

when changing the bistrique, grasp the round bar, twist and move the round bar, screw rod through the round bar connection, twist off the round bar from the inserted bar, the bistrique that will use adopts opposite operation to twist the bistrique through the round bar to the inserted bar again, inject the inserted bar in the plectane, can accomplish the change installation, in the time of using, grasp the handle with the hand, the connecting rod two is held tightly to the finger, the pulling connecting block removes in the spout, extrusion spring elastic deformation, make the connecting block drive the protection casing and remove, when the electric grinder carelessly falls, the elastic potential energy is resumeed to the extrusion spring, pull back the protection casing, avoided taking place because of falling the human condition of being wounded by the bistrique.

The utility model discloses still possess following beneficial effect:

when changing the bistrique, grasp the round bar, twist and move the round bar, screw rod through the round bar connection, twist off the round bar from the inserted bar, the bistrique that will use again adopts opposite operation to twist the bistrique to the inserted bar through the round bar on, inject the inserted bar in the plectane, can accomplish the change installation, change fastly, and simple easy operation, and connect the fastening, be difficult for dropping, when using, the protection casing can prevent that dust and miscellaneous bits from splashing, the skin of having avoided the staff is taken place by the condition that the fish tail clothes was made dirty.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the structure of the movable block of the present invention;

fig. 3 is a schematic structural diagram of fig. 2A according to the present invention.

In the figure: 1. a handle; 2. a through groove; 3. a first connecting rod; 4. grinding the body; 5. a circular plate; 6. inserting a rod; 7. a screw; 8. a round bar; 9. a protective cover; 10. a compression spring; 11. a chute; 12. a moving block; 13. a connecting ring; 14. a second connecting rod; 16. a cross bar; 17. grinding heads; 18. connecting blocks; 19. a slide block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-3, a hand-held grinding head for electric grinder, comprising a grinding body 4 and a handle 1 fixedly connected with the bottom of the grinding body 4, characterized in that an insert rod 6 is arranged on one side of the grinding body 4, a grinding head 17 is arranged on one side of the insert rod 6, a round rod 8 is fixedly connected with one side of the grinding head 17, a screw 7 is fixedly connected with one end of the round rod 8 far away from the grinding head 17, a screw hole matched with the screw 7 is arranged on the top of the insert rod 6, a round plate 5 is fixedly connected with the output end of the grinding body 4, the round plate 5 is provided with a slot matched with the insert rod 6, a protective cover 9 matched with the round rod is arranged on one side edge of the grinding body 4, specifically, when the grinding head 17 is replaced, the round rod 8 is grasped, the round rod 8 is twisted by the screw 7 connected with the round rod 8, the round rod 8 is twisted off the insert rod 6, the grinding head 17 to be used is twisted on the insert rod 6 by the round rod 8 in an opposite operation, the inserting rod 6 is inserted into the circular plate 5, replacement and installation can be completed, the replacing speed is high, the operation is simple and easy, and when the device is used, the protective cover 9 can prevent dust and sundry scraps from splashing, so that the phenomenon that the skin of a worker is scratched and clothes are stained is avoided.

The scheme has the following working processes:

when changing bistrique 17, grasp round bar 8, twist round bar 8, screw rod 7 through the connection of round bar 8, unscrew round bar 8 from inserted bar 6, adopt opposite operation to twist bistrique 17 that will use to the inserted bar 6 through round bar 8 again, inject inserted bar 6 into plectane 5 in, can accomplish the change installation, in the time of the use, grasp handle 1 with the hand, the connecting rod two 14 is held tightly to the finger, pulling connecting block 18 removes in spout 11, extrusion spring 10 elastic deformation, make connecting block 18 drive protection casing 9 remove, when the electric grinder carelessly falls, extrusion spring 10 resumes elastic potential energy, pull back protection casing 9, avoided taking place because of falling the condition that the human body was hurt by bistrique 17.

According to the working process, the following steps are known:

through round bar 8, screw rod 7, the setting of inserted bar 6 and protection casing 9, when changing bistrique 17, grasp round bar 8, twist and move round bar 8, screw rod 7 through round bar 8 is connected, twist round bar 8 off from inserted bar 6, bistrique 17 that will need to use again adopts opposite operation to twist bistrique 17 to inserted bar 6 through round bar 8 on, inject inserted bar 6 in plectane 5, can accomplish and change the installation, change fastly, and simple easy operation, when using, protection casing 9 can prevent that dust and miscellaneous bits from splashing, the skin of having avoided the staff is taken place by the dirty condition of fish tail clothes.

Furthermore, a connecting ring 13 is arranged on one side of the protective cover 9, a cross bar 16 is fixedly connected to one side of the protective cover 9, and one side of the cross bar 16, which is far away from the protective cover 9, is fixedly connected to one side of the connecting ring 13.

Further, go-between 13 bottom fixedly connected with connecting block 18, spout 11 has been seted up to grinding 4 bottom one side of body, the inside movable block 12 that is provided with of spout 11, the cross section of movable block 12 is L shape, vertical section one end and the connecting block 18 top fixed connection of movable block 12, the equal fixedly connected with slider 19 in horizontal segment both sides of movable block 12, the T shape spout with slider 19 looks adaptation is all seted up to two inside walls of spout 11, specifically, through the setting of spout 11 and movable block 12, the removal of movable block 12 drives connecting block 18 and removes, connecting block 18 drives protection casing 9 and removes, consequently, can adjust the position of protection casing 9 according to actual conditions, and is rational in infrastructure, and the regulation of being convenient for.

Further, horizontal segment one end elastic connection of movable block 12 has extrusion spring 10, and extrusion spring 10 keeps away from the one end of movable block 12 and the inside wall elastic connection of spout 11, and is specific, through the setting of extrusion spring 10, if the electric grinder drops, extrusion spring 10 drives movable block 12 through elastic potential energy and removes, and movable block 12 drives protection casing 9 through connecting block 18 and blocks bistrique 17, has avoided human injury.

Further, through groove 2 has been seted up to handle 1 one side, and connecting block 18 one side is provided with connecting rod one 3, and connecting rod one 3 one side is provided with connecting rod two 14, and is concrete, through the setting that leads to groove 2, connecting rod one 3 and connecting rod two 14, can the active control protection casing 9 the position, has improved the safety in utilization of electric grinder.

Furthermore, the front view surface of the connecting block 18 is in an inverted U shape, the first connecting rod 3 is rotatably connected with the connecting block 18 through a pin shaft, the first connecting rod 3 is rotatably connected with the second connecting rod 14 through a rotating shaft, and the second connecting rod 14 is rotatably connected with the inside of the handle 1 through a pin shaft.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a hand-held type bistrique for electric grinder, includes the mill body (4) and grinds handle (1) of body (4) bottom fixed connection, its characterized in that, mill body (4) one side is provided with inserted bar (6), inserted bar (6) one side is provided with bistrique (17), bistrique (17) one side fixedly connected with round bar (8), the one end fixedly connected with screw rod (7) of bistrique (17) are kept away from in round bar (8), the screw with screw rod (7) looks adaptation is seted up at inserted bar (6) top, the output fixedly connected with plectane (5) of the mill body (4), the slot with inserted bar (6) looks adaptation is seted up in plectane (5), mill body (4) one side edge is provided with protection casing (9) rather than looks adaptation.

2. A hand-held electric grinding head according to claim 1, wherein a connecting ring (13) is provided on one side of the protective cover (9), a cross bar (16) is fixedly connected to one side of the protective cover (9), and one side of the cross bar (16) far away from the protective cover (9) is fixedly connected to one side of the connecting ring (13).

3. The grinding head for the handheld electric grinder according to claim 2, wherein a connecting block (18) is fixedly connected to the bottom of the connecting ring (13), a sliding groove (11) is formed in one side of the bottom of the grinding body (4), a moving block (12) is arranged inside the sliding groove (11), the cross section of the moving block (12) is in an L shape, one end of a vertical section of the moving block (12) is fixedly connected to the top of the connecting block (18), sliding blocks (19) are fixedly connected to two sides of a horizontal section of the moving block (12), and T-shaped sliding grooves matched with the sliding blocks (19) are formed in two inner side walls of the sliding groove (11).

4. The grinding head of a hand-held electric grinder according to claim 3, wherein an end of the horizontal section of the moving block (12) is elastically connected with an extrusion spring (10), and an end of the extrusion spring (10) far away from the moving block (12) is elastically connected with the inner side wall of the sliding groove (11).

5. A hand-held electric grinding head according to claim 3, wherein a through groove (2) is formed in one side of the handle (1), a first connecting rod (3) is arranged on one side of the connecting block (18), and a second connecting rod (14) is arranged on one side of the first connecting rod (3).

6. A hand-held electric grinding head according to claim 5, wherein the front view of the connecting block (18) is an inverted U-shape, the first connecting rod (3) is rotatably connected with the connecting block (18) through a pin, the first connecting rod (3) is rotatably connected with the second connecting rod (14) through a rotating shaft, and the second connecting rod (14) is rotatably connected with the inside of the handle (1) through a pin.